@use "sass:map";
@use "../../functions" as *;
@use "../../properties" as *;
@use "../../settings" as *;

// Mobile-first media query helper

$our-breakpoints: map-deep-get($system-properties, breakpoints, standard);
$custom-breakpoints: map-deep-get($system-properties, breakpoints, extended);

@mixin at-media($bp) {
  $quoted-bp: smart-quote($bp);
  @if $quoted-bp == "none" {
    @content;
  } @else if map.has-key($our-breakpoints, $quoted-bp) {
    @if $theme-respect-user-font-size {
      $bp: rem-to-user-em(map.get($our-breakpoints, $quoted-bp));
    } @else {
      $bp: rem-to-px(map.get($our-breakpoints, $quoted-bp));
    }
    @media all and (min-width: #{$bp}) {
      @content;
    }
  } @else if map.has-key($custom-breakpoints, $quoted-bp) {
    @if unit(map.get($custom-breakpoints, $quoted-bp)) == "px" {
      @if $theme-respect-user-font-size {
        $bp: px-to-user-em(map.get($custom-breakpoints, $quoted-bp));
      } @else {
        $bp: map.get($custom-breakpoints, $quoted-bp);
      }
      @media all and (min-width: #{$bp}) {
        @content;
      }
    } @else {
      @warn 'Custom breakpoint `#{$quoted-bp}` was defined with the unit #{unit(map.get($custom-breakpoints, $quoted-bp))} and can not be generated. Values for `$theme-utility-breakpoints-custom` must be set with `px` units.';
    }
  } @else {
    @warn '`#{$bp}` is not a valid USWDS project breakpoint. Valid values: #{map.keys($our-breakpoints)}';
  }
}

// Max-width media query
@mixin at-media-max($bp) {
  $quoted-bp: smart-quote($bp);
  @if map-has-key($our-breakpoints, $quoted-bp) {
    @if $theme-respect-user-font-size {
      $bp: rem-to-user-em(map.get($our-breakpoints, $quoted-bp)) - 0.01em;
    } @else {
      $bp: rem-to-px(map.get($our-breakpoints, $quoted-bp)) - 1px;
    }
    @media all and (max-width: #{$bp}) {
      @content;
    }
  } @else if map.has-key($custom-breakpoints, $quoted-bp) {
    @if unit(map.get($custom-breakpoints, $quoted-bp)) == "px" {
      @if $theme-respect-user-font-size {
        $bp: px-to-user-em(map.get($custom-breakpoints, $quoted-bp)) - 0.01em;
      } @else {
        $bp: map.get($custom-breakpoints, $quoted-bp) - 1px;
      }
      @media all and (max-width: #{$bp}) {
        @content;
      }
    } @else {
      @warn 'Custom breakpoint `#{$quoted-bp}` has the unit #{unit(map.get($custom-breakpoints, $quoted-bp))} and can not be generated. Custom breakpoints must be set in px.';
    }
  } @else {
    @warn '`#{$bp}` is not a valid USWDS project breakpoint. Valid values: #{map-keys($our-breakpoints)}';
  }
}